itkMirrorPadImageFilter.h Source File

00001 /*=========================================================================
00002 
00003   Program:   Insight Segmentation & Registration Toolkit
00004   Module:    $RCSfile: itkMirrorPadImageFilter.h,v $
00005   Language:  C++
00006   Date:      $Date: 2002/09/30 15:24:40 $
00007   Version:   $Revision: 1.8 $
00008 
00009   Copyright (c) 2002 Insight Consortium. All rights reserved.
00010   See ITKCopyright.txt or http://www.itk.org/HTML/Copyright.htm for details.
00011 
00012      This software is distributed WITHOUT ANY WARRANTY; without even 
00013      the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 
00014      PURPOSE.  See the above copyright notices for more information.
00015 
00016 =========================================================================*/
00017 #ifndef __itkMirrorPadImageFilter_h
00018 #define __itkMirrorPadImageFilter_h
00019 
00020 #include "itkPadImageFilter.h"
00021 #include <vector>
00022 
00023 namespace itk
00024 {
00025 
00039 template <class TInputImage, class TOutputImage>
00040 class ITK_EXPORT MirrorPadImageFilter:
00041     public PadImageFilter<TInputImage,TOutputImage>
00042 {
00043 public:
00045   typedef MirrorPadImageFilter         Self;
00046   typedef PadImageFilter<TInputImage,TOutputImage>  Superclass;
00047   typedef SmartPointer<Self>  Pointer;
00048   typedef SmartPointer<const Self>  ConstPointer;
00049   
00051   itkNewMacro(Self); 
00052   
00054   itkTypeMacro(MirrorPadImageFilter, PadImageFilter);
00055   
00056   typedef TInputImage InputImageType;
00057   typedef TOutputImage OutputImageType;
00058   
00060   typedef typename Superclass::OutputImageRegionType OutputImageRegionType;
00061   typedef typename Superclass::InputImageRegionType InputImageRegionType;
00062   
00064   typedef typename Superclass::OutputImagePixelType OutputImagePixelType;
00065   typedef typename Superclass::InputImagePixelType InputImagePixelType;
00066   
00068   typedef typename Superclass::OutputImageIndexType OutputImageIndexType;
00069   typedef typename Superclass::InputImageIndexType InputImageIndexType;
00070   typedef typename Superclass::OutputImageSizeType OutputImageSizeType;
00071   typedef typename Superclass::InputImageSizeType InputImageSizeType;
00072   
00074   itkStaticConstMacro(ImageDimension, unsigned int,
00075                       TInputImage::ImageDimension);
00076   
00077 protected:
00078   MirrorPadImageFilter() {};
00079   ~MirrorPadImageFilter() {};
00080   void PrintSelf(std::ostream& os, Indent indent) const;
00081   
00084   void ConvertOutputIndexToInputIndex(OutputImageIndexType & outputIndex, 
00085                                  InputImageIndexType & inputIndex, 
00086                                  OutputImageRegionType & outputRegion,
00087                                  InputImageRegionType & inputRegion,
00088                                  int oddRegionArray[ImageDimension]);
00089   
00092   int RegionIsOdd(long base, long test, long size);
00093   
00104   void ThreadedGenerateData(const OutputImageRegionType& outputRegionForThread,
00105                             int threadId );
00109   int GenerateNextInputRegion(long *regIndices, long *regLimit, 
00110             std::vector<long> indices[], 
00111             std::vector<long> sizes[], 
00112             InputImageRegionType& outputRegion);
00113 
00117   int GenerateNextOutputRegion(long *regIndices, long *regLimit, 
00118              std::vector<long> indices[], 
00119              std::vector<long> sizes[], 
00120              OutputImageRegionType& outputRegion);
00125   int FindRegionsInArea(long start, long end, long size, long offset);
00126 
00133   int BuildInterRegions(std::vector<long>& inputRegionStart, 
00134                         std::vector<long>& outputRegionStart,
00135                         std::vector<long>& inputRegionSizes, 
00136                         std::vector<long>& outputRegionSizes,
00137                         long inputIndex, long outputIndex,
00138                         long inputSize, long outputSize, int numRegs, 
00139                         int & regCtr);
00140 
00149   int BuildPreRegions(std::vector<long>& inputRegionStart, 
00150                       std::vector<long>& outputRegionStart,
00151                       std::vector<long>& inputRegionSizes, 
00152                       std::vector<long>& outputRegionSizes,
00153                       long inputIndex, long outputIndex,
00154                       long inputSize, long outputSize, int numRegs, 
00155                       int & regCtr);
00156 
00165   int BuildPostRegions(std::vector<long>& inputRegionStart, 
00166                        std::vector<long>& outputRegionStart,
00167                        std::vector<long>& inputRegionSizes, 
00168                        std::vector<long>& outputRegionSizes,
00169                        long inputIndex, long outputIndex,
00170                        long inputSize, long outputSize, 
00171                        int numRegs, int & regCtr);
00172 
00180   virtual void GenerateInputRequestedRegion();
00181 
00182 private:
00183   MirrorPadImageFilter(const Self&); //purposely not implemented
00184   void operator=(const Self&); //purposely not implemented
00185   
00186 };
00187   
00188 
00189 } // end namespace itk
00190 
00191 #ifndef ITK_MANUAL_INSTANTIATION
00192 #include "itkMirrorPadImageFilter.txx"
00193 #endif
00194 
00195 #endif